861 backend developer English-speaking jobs in Île-de-France

We’re looking for a Senior Backend Engineer to join our Backend Experience team, reporting directly to ... an Engineering Manager.Your role is to design, ship, and operate high-risk backend experiments that ... It is not a maintenance role.ResponsibilitiesDesign and deliver backend capabilities from specifications ... peers through code reviews and pairing (mentorship is a plus, not mandatory).Qualifications5+ years of backend ... RFC‑style structured decision‑making.First 6 months expectationsShip at least one high‑risk, country‑scoped backend

Senior Backend Engineer – Platform Team As a Senior Backend Engineer on the Platform team, you will design ... Full‑stack experience, comfortable working across the frontend as well as the backend. ... Qualifications Strong experience in backend development with a proven record of designing, building, ... Collaborate closely with backend and client‑side engineers, emphasizing quality and performance in everything

Pragmatic adopter of AI-assisted developer tools (e.g., GitHub Copilot, Claude Code) and supports the ... Coordinate with backend leadership on how AI services are consumed in production. ... delivery surfaces: agent-based AI services consumed by domain teams via API (and conforming to Core Backend ... Coordinate the embedded-AI-specialist model with the backend Engineering Manager: agree how specialists ... Demonstrated ability to coordinate across organisational boundaries: peer Engineering Managers, governance, backend

running on Vertex AI, using agentic frameworks like Google ADK or Strands Agents.An Architect, Not Just a Developer ... Havong a solide command in and for backend services is also a plus. ... You are proficient with backend unit/component/integration testing (pytest and equivalents) as well as ... secure, and delightful to use.You will work closely with product managers, designers, frontend and backend ... the management layer for creating, discovering, and governing AI agents at scale, with the support of backend

Solid software engineering background with hands‑on experience in Python and modern backend development ... Experience with workflow orchestration systems and developer platforms. ... infrastructure, scientific compute systems, cloud operations, orchestration, observability, CI/CD, developer ... accelerates the discovery of new medicines while ensuring operational excellence and an outstanding developer ... predictable delivery of platform initiatives supporting scientific computing, AI workloads, and internal developer

Extend and maintain Haiqu's SDK, developer tools, APIs, and backend systems to deliver a seamless and

The Role As a Data Scientist / Applied AI Developer, you'll be at the heart of our data and AI strategy ... Data API) or other distribution platforms Ability to prototype full‑stack applications (API design, backend

The Foundation Team The Foundation team builds what the product teams build on: the shared backend framework ... integrate libraries seamlessly into applications Job requirements: 5+ years building and operating backend ... of shipping Improve the day-to-day: build times, local dev setup, test ergonomics, debuggability, developer ... Design, or similar experience modelling complex domains where the boundaries matter Background in developer

Turn back if … You are looking for a data analyst or BI developer role focused primarily on dashboards ... You will collaborate across analytics, backend, fraud, finance, product and platform teams to deliver ... Collaborate with product, analytics, backend, fraud, finance and platform teams, documenting key technical ... least 70% of these requirements Must have 8+ years of professional experience in data engineering, backend

Job Title: Senior Staff Engineer (Backend & Infrastructure) Contract: Permanent (CDI) Location: Paris ... Implement and oversee quality assurance and security processes and practices on the backend side. ... Our Tech Stack Ruby on Rails and Go for backend TypeScript, React (with Hooks), Redux, React Testing ... About the Role Were looking for an experienced Senior Staff Engineer (Backend & Infrastructure) to play ... Your primary objective will be to drive the development, reliability, and scalability of backend systems

As a Senior Fullstack Engineer, youll own features end-to-end, from data models and backend systems to ... Bring genuine backend depth Design robust data models and schemas built to perform at scale Build and ... operate backend services, including background jobs, async pipelines, and integrations with third-party ... core product features - Design and implement full-stack features from the ground up: database schema, backend ... is who we're looking for: 5+ years of experience shipping product across the full stack, with strong backend

full delivery of complex, cross-team technical initiatives Build, scale and operate Node.js/TypeScript backend ... management Experience operating in a hyper-growth or gaming/consumer product company Platform engineering or developer

What You’ll Work On Backend Development Design, build, and maintain backend services, APIs, and ... Cloud Infrastructure Deploy and manage backend systems on AWS (EC2, S3, Lambda, RDS, etc.). ... As one of our back‑end engineers on the squad, you’ll take ownership of backend services powering our ... Overview We’re looking for a senior Backend Engineer to join our Video Production squad — a small, focused ... What We’re Looking For 5+ years of backend experience, with at least 1 year working in Go in a production

Proven track record delivering production‑grade backend applications and APIs. ... Senior Python Technical Lead / Lead Backend Engineer (Freelance Contract) - Banking Client Locations ... The ideal candidate brings deep expertise in Python development, modern API architectures, and backend ... Design, validate, and implement robust backend services and APIs with a focus on reliability, performance ... high-performing engineering squad and take ownership of the design, development, and delivery of scalable backend

Team You will be a part of a team of 5 engineers, working on the gaming backend platform. ... The backend platform has helped big titles like Mob Control & Block Jam 3D achieve amazing growth. ... Role You will work on the backend platform supporting highly scalable mobile games, played by millions ... at requirements gathering, champion new tech initiatives & leverage existing solutions. 7+ years of backend

Position Overview: FlexAI is seeking a skilled and motivated Senior Backend Engineer - Golang to join ... Collaborate with AI developers to integrate backend systems with AI model development, training, and ... Troubleshoot and resolve backend issues quickly and effectively, minimizing downtime for our clients. ... Proven experience as a Backend Engineer with a strong focus on Golang, especially within cloud or PaaS ... What you'll do: Develop and optimize backend services using Golang, ensuring high performance, scalability

About Mistral Mistral provides full-stack AI solutions: from frontier models to developer tools, applications ... Strong Python skills, with experience in scalable backend frameworks like FastAPI Familiarity with frontend

full delivery of complex, cross-team technical initiativesBuild, scale and operate Node.js/TypeScript backend ... managementExperience operating in a hyper-growth or gaming/consumer product companyPlatform engineering or developer

data standards (FHIR) Our Stack Frontend: TypeScript, React, Tailwind CSS, Swift, Rust, Electron Backend ... Electronic Health Record (EHR) systems Continuously improve and optimize our back‑end architecture and developer

What You'll Do: At Criteo, our Budget team builds and scales the critical backend systems that manage ... Who You Are: You care deeply about Developer Experience and want your work to empower other developers